P

Inventor

TSUNOGAE YASUO

JP36 patents
⚠️ This page may combine multiple inventors who share the name “TSUNOGAE YASUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ZEON CORP

24 patents
US6486264B1Nov 26, 2002

Process for producing hydrogenated ring-opening polymerization polymer of cycloolefin

ZEON CORP62 citations95
US7037993B2May 2, 2006

Norbornene-based ring-opening polymerization polymer, product of hydrogenation of norbornene-based ring-opening polymerization polymer, and processes for producing these

ZEON CORP38 citations92
US6908970B2Jun 21, 2005

Process for producing hydrogenated product of cyclic olefin polymer prepared through ring-opening polymerization

ZEON CORP25 citations91
US6653424B1Nov 25, 2003

Norbornene open-ring polymers, products of hydrogenation thereof and processes for the production of both

ZEON CORP27 citations91
US6995226B2Feb 7, 2006

Open-ring copolymer, hydrogenated open-ring copolymer, process for production of both, and compositions

ZEON CORP34 citations89
US7084222B2Aug 1, 2006

Ruthenium complexes, process for preparation thereof, and processes for producing open-ring polymer of cycloolefins and hydrogenation products thereof by using the complex as catalyst

ZEON CORP7 citations71
US10072101B2Sep 11, 2018

Cycloolefin rubber and method of production of same and rubber composition, cross-linked rubber, and tire

ZEON CORP3 citations68
US11718709B2Aug 8, 2023

Ring-opening copolymer composition

ZEON CORP0 citations62
US11390709B2Jul 19, 2022

Liquid copolymer formed by ring-opening copolymerization of cyclopentene, crosslinkable composition, and crosslinked rubber object

ZEON CORP0 citations62
US11332610B2May 17, 2022

Rubber composition and crosslinked rubber

ZEON CORP1 citations62
US10435497B2Oct 8, 2019

Cyclopentene ring-opening copolymer, method for producing same, and rubber composition

ZEON CORP1 citations62
US10400060B2Sep 3, 2019

Cyclopentene ring-opening polymer and method of production of same, polymer composition, and cross-linked polymer

ZEON CORP1 citations61
US11286339B2Mar 29, 2022

Cyclopentene ring-opening copolymer and method of producing the same

ZEON CORP0 citations59
US11267956B2Mar 8, 2022

Rubber composition and rubber crosslinked product

ZEON CORP1 citations59
US6815516B2Nov 9, 2004

Copolymer formed by ring-opening polymerization, product of hydrogenation of copolymer formed by ring-opening polymerization, and process for producing these

ZEON CORP1 citations52
US11981773B2May 14, 2024

Ring-opened copolymer

ZEON CORP0 citations51
US11192975B2Dec 7, 2021

Crosslinked rubber

ZEON CORP0 citations51
US10774174B2Sep 15, 2020

Use of crosslinked rubber

ZEON CORP0 citations51
US10344124B2Jul 9, 2019

Polyether-based polymer composition

ZEON CORP0 citations51
US7608671B2Oct 27, 2009

Norbornene ring-opened polymer hydrogenated product and process for producing same

ZEON CORP1 citations51
US11535696B2Dec 27, 2022

Crosslinkable composition and crosslinked product

ZEON CORP0 citations49
US8013090B2Sep 6, 2011

Film comprising norbornene compound addition polymer

ZEON CORP0 citations40
US9951247B2Apr 24, 2018

Polymerizable composition, cycloolefin-based polymer, cycloolefin-based resin molded body, and laminate

ZEON CORP0 citations35
US7868107B2Jan 11, 2011

Process for producing cycloolefin addition polymer, catalyst for addition polymerization of cycloolefin, and transition metal compound

ZEON CORP0 citations34

NIPPON ZEON CO

8 patents

TSUNOGAE YASUO

3 patents

HAYANO SHIGETAKA

1 patent